Source: Computed By Dividing Series 05133 (Manufacturing And Trade Inventories Plus Manufacturers' Unfilled Orders By Series 06102 (Total Manufacturing And Trade Sales); Data Are From The U.S. Bureau Of The Census And The Office Of Business Economics Data Represent Manufacturers' Unfilled Orders, Total, Excluding Machinery And Equipment, Defense Products, Construction Materials, Supplies And Intermediate Products.
This NBER data series m05134 appears on the NBER website in Chapter 5 at http://www.nber.org/databases/macrohistory/contents/chapter05.html.
NBER Indicator: m05134
Release: NBER Macrohistory Database
National Bureau of Economic Research, Ratio of Manufacturing and Trade Inventories Plus Manufacturers' Unfilled Orders To Manufacturing and Trade Sales, Total for United States [M05134USM163SNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M05134USM163SNBR/, October 6, 2015.